Home / 891,097,233.30-1,336,645,849.95-814,506,743.70

Finding the Fourth Proportional to 891,097,233.30, 1,336,645,849.95 and 814,506,743.70

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Solution

The fourth proportional to 891,097,233.30, 1,336,645,849.95 and 814,506,743.70 is: 1,221,760,115.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,097,233.30 : 1,336,645,849.95 = 814,506,743.70 : x
  2. Step 2: Convert to fraction form
    891,097,233.30/1,336,645,849.95 = 814,506,743.70/x
  3. Step 3: Cross multiply
    891,097,233.30x = 1,336,645,849.95 × 814,506,743.70
  4. Step 4: Simplify right side
    891,097,233.30x = 1,088,707,058,722,893,440
  5. Step 5: Solve for x
    x = 1,088,707,058,722,893,440/891,097,233.30
  6. Step 6: Final answer
    x = 1,221,760,115.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.